61550500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 159763968

約数和(自身を除く): 98213468

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 31, 38, 44, 50, 55, 62, 76, 95, 100, 110, 124, 125, 155, 190, 209, 220, 250, 275, 310, 341, 361, 380, 418, 475, 500, 550, 589, 620, 682, 722, 775, 836, 950, 1045, 1100, 1178, 1364, 1375, 1444, 1550, 1705, 1805, 1900, 2090, 2356, 2375, 2750, 2945, 3100, 3410, 3610, 3875, 3971, 4180, 4750, 5225, 5500, 5890, 6479, 6820, 7220, 7750, 7942, 8525, 9025, 9500, 10450, 11191, 11780, 12958, 14725, 15500, 15884, 17050, 18050, 19855, 20900, 22382, 25916, 26125, 29450, 32395, 34100, 36100, 39710, 42625, 44764, 45125, 52250, 55955, 58900, 64790, 73625, 79420, 85250, 90250, 99275, 104500, 111910, 123101, 129580, 147250, 161975, 170500, 180500, 198550, 223820, 246202, 279775, 294500, 323950, 397100, 492404, 496375, 559550, 615505, 647900, 809875, 992750, 1119100, 1231010, 1398875, 1619750, 1985500, 2462020, 2797750, 3077525, 3239500, 5595500, 6155050, 12310100, 15387625, 30775250, 61550500]

約数ペア:

[(1, 61550500), (2, 30775250), (4, 15387625), (5, 12310100), (10, 6155050), (11, 5595500), (19, 3239500), (20, 3077525), (22, 2797750), (25, 2462020), (31, 1985500), (38, 1619750), (44, 1398875), (50, 1231010), (55, 1119100), (62, 992750), (76, 809875), (95, 647900), (100, 615505), (110, 559550), (124, 496375), (125, 492404), (155, 397100), (190, 323950), (209, 294500), (220, 279775), (250, 246202), (275, 223820), (310, 198550), (341, 180500), (361, 170500), (380, 161975), (418, 147250), (475, 129580), (500, 123101), (550, 111910), (589, 104500), (620, 99275), (682, 90250), (722, 85250), (775, 79420), (836, 73625), (950, 64790), (1045, 58900), (1100, 55955), (1178, 52250), (1364, 45125), (1375, 44764), (1444, 42625), (1550, 39710), (1705, 36100), (1805, 34100), (1900, 32395), (2090, 29450), (2356, 26125), (2375, 25916), (2750, 22382), (2945, 20900), (3100, 19855), (3410, 18050), (3610, 17050), (3875, 15884), (3971, 15500), (4180, 14725), (4750, 12958), (5225, 11780), (5500, 11191), (5890, 10450), (6479, 9500), (6820, 9025), (7220, 8525), (7750, 7942)]